NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
	CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report		Month: May		Year: 1985
Date	Cloud cover	Photometric	Useful	Useless
1 - 2	0-0-0-0	*
2 - 3	0-1-2-2		*
3 - 4	4-5-4-4		*
4 - 5	8-8-8-8			*
5 - 6	8-7-3-0		*
6 - 7	5-6-2-1		*
7 - 8	7-6-5-4			*
8 - 9	1-2-1-0		*
9 - 10	1-2-3-2		*
10 - 11	7-7-2-6		*
11 - 12	0-0-0-0	*
12 - 13	0-0-0-0	*
13 - 14	0-0-1-3		*
14 - 15	3-1-2-2		*
15 - 16	0-0-0-0	*
16 - 17	2-2-2-2		*
17 - 18	2-3-4-5		*
18 - 19	2-0-0-0	*
19 - 20	6-6-6-6		*
20 - 21	3-3-4-4		*
21 - 22	0-0-0-1	*
22 - 23	4-3-3-3		*
23 - 24	2-0-0-0	*
24 - 25	4-2-1-1		*
25 - 26	4-2-0-0		*
26 - 27	1-2-0-0		*
27 - 28	0-0-0-0	*
28 - 29	0-0-0-0	*
29 - 30	0-0-0-0	*
30 - 31	1-1-5-6		*
31 - 01	0-2-1-3		*
	Totals	10	19	2
		Min.	Med.	Max.
Temp. Deg. F		37	~60	80
Humidity % RH		<10	20-30	100
Wind speed M/H		0	<10	40
Water, precipitation	this month	0.0	tot.year:	3.5mm
			Report by: Oscar Saa